Patents by Inventor Sherman S. L. Wong

Sherman S. L. Wong has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for determining wear of resistive and conductive elements
    Patent number: 7023217
    Abstract: According to one embodiment, the present invention provides a system for determining wear of an electrical element. The system includes a current source, a voltmeter and a control unit. The control unit is operable to couple the current source and the voltmeter to a first spare electrical element in a device under test, determine a characteristic physical property of the first spare electrical element and determine a wear characteristic for a primary electrical element in the device under test based upon the characteristic physical property of the first spare electrical element.
    Type: Grant
    Filed: December 16, 2004
    Date of Patent: April 4, 2006
    Assignee: Honeywell International Inc.
    Inventor: Sherman S. L. Wong